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CHV Series Check Valves

CHV Series Check Valves

  • Description

    CHECK VALVES - CHV SERIES

     

    Features:

    • Stainless Steel Construction
    • Poppet Design
    • In-Line Design
    • Variety of End Connections: 1/8'', 1/4'', 3/8'', 1/2'' and 1''
    • Inlet/outlet Connection Type: Tube Fitting, Male NPT and Female NPT

     

    Temperature-Working Pressure Rating:

     

    Series Temperature, ºF (ºC) CHV1 CHV2 CHV3
    Working Pressure, psig (bar)
    -10(-23) to 100(37) 6000(413) 6000(413) 5000(344)
    -10(-23) to 200(93) 5160(355) 5160(355) 4290(295)
    -10(-23) to 250(121) 4910(338) 4910(338) 4080(281)
    -10(-23) to 300(148) 4660(321) 4660(321) 3875(266)
    -10(-23) to 375(190) 4280(294) 4280(294) 3560(245)

     

    Cracking & Reseal Pressures at 70 ºF (20 ºC)

     

    Cracking Pressure psi (bar)

    Nominal Cracking Pressure psi (bar)

    Cracking Pressure Range psi (bar)

    Reseal Pressure Range psi (bar)

    1/3 (0.03)

    Up to 3 (0.21)

    Up to 6 (0.42) back pressure

    1 (0.07)

    Up to 4 (0.28)

    Up to 5 (0.35) back pressure

    5 (0.35)

    3 to 9 (0.21 to 0.63)

    Up to 2 (0.14) back pressure

    10 (0.69)

    7 to 15 (0.49 to 1.1)

    3 (0.21) or more inlet pressure

    25 (1.80)

    20 to 30 (1.4 to 2.1)

    17 (1.2) or more inlet press

     

    Materials of Construction


     
    Inlet Body: SS 316

    Outlet Body: SS316

    Poppet Assembly: FKM Bounded 316 SS

    Poppet Stopper: 316 SS

    O-Ring: Fluorocarbon FKM

    Backup Ring: PTFE

    Spring: 631SS

    Seat Material: Fluorocarbon FKM

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